Ch 15 Fas 491 over Sangamon River
Good Condition14 years old150 vehicles/day
Location
| State | Illinois |
| County | McLean |
| Location | 2 Mi S Of Arrowsmith |
| Carries | Ch 15 Fas 491 |
| Crosses | Sangamon River |
| Coordinates | 40.41706, -88.63147 |
Condition Ratings
| Overall Condition | Good |
| Deck | 7 (Good) |
| Superstructure | 7 (Good) |
| Substructure | 7 (Good) |
| Channel/Waterway | 8 (Very Good) |
| Scour Critical | 8 — Stable, low risk |
Physical Characteristics
| Material | Concrete Continuous |
| Design | Slab |
| Total Length | 63.6 ft (19.4 m) |
| Max Span | 24.0 ft (7.3 m) |
| Deck Width | 32.2 ft (9.8 m) |
| Deck Area | 190.1 sq m |
| Main Spans | 3 |
| Year Built | 2012 |
Traffic
| Avg Daily Traffic | 150 (2024) |
| Truck Traffic | 23% |
| Lanes On Bridge | 2 |
Inspection & Ownership
| Last Inspection | 723 |
| Inspection Frequency | Every 48 months |
| Owner | County Highway Agency |
| Historical Significance | Bridge is not eligible for the National Register |
| Structure Number | 057321300000000 |